What is Sunil Natrajan's specialty?

Sunil Natrajan (NPI 1831181189) is a Medicare-billing provider whose primary specialty is Critical Care (Intensivists) in Tucson, AZ.

Where does Sunil Natrajan practice?

Sunil Natrajan practices in Tucson, AZ, based on the location reported in the CMS Medicare provider datasets for NPI 1831181189.

How much does Medicare pay Sunil Natrajan?

Sunil Natrajan (NPI 1831181189) received approximately $302K in total Medicare Part B payments, serving 391 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1831181189

Sunil NatrajanMD

Critical Care (Intensivists)Tucson, AZI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

955

Unique beneficiaries

—

Total services

4,677

Distinct HCPCS

Medicare payment

$296K

Peer benchmark

Total Medicare services vs. 139 Critical Care (Intensivists) providers in AZ — top quintile (cohort median 363).

PRESCRIBING · PART D · 2024

Total Rx claims

339

Beneficiaries

—

Total drug cost

$78K

Distinct drugs

Brand share

47.8%

Top prescribed drugs

Prednisone55 claims

Fluticasone/Umeclidin/Vilanter48 claims

Albuterol Sulfate38 claims

Fluticasone/Vilanterol33 claims

Budesonide29 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$125

Payment records

By payment type

Food and Beverage$125

Top paying entities

Food and Beverage$125

REFERRAL NETWORK

Where Sunil Natrajan's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 69 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Richard Boyle Diagnostic Radiology · Tucson, AZ	121	377
EMMERSON, DAVID	109	259
Matthew Vanasco Diagnostic Radiology · Tucson, AZ	97	269
Lawrence Kaskowitz Diagnostic Radiology · Tucson, AZ	89	211
Ubair Ahmed Critical Care (Intensivists) · Tucson, AZ	71	207
Southwest Ambulance Of Tucson Inc Ambulance Service Provider · Tucson, AZ	70	167
TUCSON MEDICAL CENTER	57	94
Fredy Toiber Pulmonary Disease · Tucson, AZ	57	153
NPI 1255415964	51	145
Pawel Doloto Cardiology · Littleton, CO	50	142
RILEY, CHARLES	49	90
Neil Clements Critical Care (Intensivists) · Tucson, AZ	49	133

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events